package com.hj.homework;

import java.util.Scanner;

public class Test2 {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        System.out.print("请输入qq号码：");
        String qq = input.next();
        System.out.print("这个qq号是否正确：");
        if (qq.startsWith("0")){
            System.out.println("false");
        }else {
            if (qq.length()>=5&&qq.length()<=12){
                System.out.println("true");
            }else {
                System.out.println("false");
            }
        }
    }
}
